Finding the Fourth Proportional to 8,588,734.10, 12,883,101.15 and 8,168,830.10
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Solution
The fourth proportional to 8,588,734.10, 12,883,101.15 and 8,168,830.10 is: 12,253,245.15
Step by Step Solution
- Step 1: Write the proportion equation
8,588,734.10 : 12,883,101.15 = 8,168,830.10 : x - Step 2: Convert to fraction form
8,588,734.10/12,883,101.15 = 8,168,830.10/x - Step 3: Cross multiply
8,588,734.10x = 12,883,101.15 × 8,168,830.10 - Step 4: Simplify right side
8,588,734.10x = 105,239,864,455,464.61 - Step 5: Solve for x
x = 105,239,864,455,464.61/8,588,734.10 - Step 6: Final answer
x = 12,253,245.15
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Similar ratio
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.